NASHVILLE, TN - DECEMBER 05: Hunter Hayes onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Dierks Bentley and Kimberly Perry of The Band Perry onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Sheryl Crow onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Michael Kovac/Getty Images)

NASHVILLE, TN - DECEMBER 05: Adam Levine of Maroon 5 onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Musician Neil Perry of The Band Perry performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Adam Levine and James Valentine onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

NASHVILLE, TN - DECEMBER 05: (L-R) Musicians Dierks Bentley and Kimberly Perry and Reid Perry of The Band Perry perform onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Wesley Schultz, Neyla Pekarek, and Jeremiah Fraites of The Lumineers speak onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

NASHVILLE, TN - DECEMBER 05: Ne-Yo performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: A general view of the atmosphere onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Ne-Yo performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

NASHVILLE, TN - DECEMBER 05: Sheryl Crow and Chris Young attend The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Chris Young and Sheryl Crow speak onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: Guitarist James Valentine of Maroon 5 performs onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

NASHVILLE, TN - DECEMBER 05: A view of the audience at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Christopher Polk/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: President/CEO of The Recording Academy Neil Portnow speaks onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Michael Kovac/Getty Images)

The GRAMMY Nominations Concert Live!! - Show

NASHVILLE, TN - DECEMBER 05: (L-R) Musician Neil Perry of The Band Perry, singer Dierks Bentley and Kimberly Perry and Reid Perry of The Band Perry perform onstage at The GRAMMY Nominations Concert Live!! held at Bridgestone Arena on December 5, 2012 in Nashville, Tennessee. (Photo by Kevin Winter/Getty Images)